A breakthrough patented formulation using Asian technology and innovative ingredients to bring you amazing results. 7-dehydrocholesterol is essential in producing vitamin d that we need to have beautiful, youthful skin. Now we are able to infuse it directly to those areas with other key nutrients to reduce the appearance of fine lines and wrinkles, while protecting and minimizing your skin’s risk against photo-aging and hyperpigmentation. Advance 7d solution product profile: over 10 years of extensive research by 10 top Korean dermatologists. They researched and discovered 7-dehydrocholesterol becomes vitamin d when exposed to ultraviolet light, vitamin d is the only vitamin produced through skin cells and is also known as the sunshine vitamin. 7-dehydrocholesterol as an ingredient is not stable and breaks down very rapidly. Our dermatologists developed a revolutionary patented formulation that has the ability to stabilize the 7-dehydrocholesterol so it can be delivered to the skin.